Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 881830d30adb6cae0289bd6b8e9c5c892b903c886899d36b96863662c8e50af0:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^